According to ____________, life on earth originated as a result of life forms from other regions of space being transported (by meteors for instance) to earth.
a. biogenesis
b. panspermia
c. transportive biogenesis
d. galactic propogation
Answer: b. panspermia
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Renata runs a study looking at the drinking habits of undergraduates, and suspects the results would show that the amount a student drank will be related to his or her grade-point average (GPA). Instead, she finds that drinking habits (amount of drinks per week) are not related to GPA. This means that ____
a. ?Renata's hypothesis is true b. ?there is a negative correlation between alcohol consumption and GPA c. ?there is a positive correlation between alcohol consumption and GPA d. ?the null hypothesis is supported
According to Vygotsky, mental activity is influenced by ______.
A. cultural tools B. personal fables C. conservation D. reversibility
Jose is in a study to measure the effects of caffeine on mental performance. If Jose is given a caffeine-free beverage that tastes just like a beverage with caffeine, we would say that he is
a. in the experimental group. b. in a correlational study. c. receiving a placebo. d. receiving the dependent variable. e. participating in introspection research.
Joan, a two-year-old child, shouts "doggie!" after spotting a field of cows in the distance. Joan's behavior illustrates the developmental process known as ___
a. accommodation b. equilibration c. evolution d. assimilation